Motorcycle sidecar



FIG. 1 is a right side elevational view of a motorcycle sidecar showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is a front elevational view thereof.

The fragmentary broken line representation of a motorcycle, the sidecar mounting hardware and the sidecar wheel are for illustrative purposes only and form no part of the invention. 

The ornamental design for a motorcycle sidecar, as shown and described. 